truffle: src/share/vm/utilities/array.hpp annotate

annotate src/share/vm/utilities/array.hpp @ 20804:7848fc12602b

Merge with jdk8u40-b25

author	Gilles Duboscq <gilles.m.duboscq@oracle.com>
date	Tue, 07 Apr 2015 14:58:49 +0200
parents	52b4284cb496 870c03421152
children

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
14333 26c3b944dc35 8033528: assert(0 <= i && i < length()) failed: index out of bounds coleenp parents: 12319 diff changeset	2 * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	18 *
1552 c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 470 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 470 diff changeset	20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 470 diff changeset	21 * questions.
0 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	25 #ifndef SHARE_VM_UTILITIES_ARRAY_HPP
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	26 #define SHARE_VM_UTILITIES_ARRAY_HPP
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	27
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	28 #include "memory/allocation.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	29 #include "memory/allocation.inline.hpp"
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	30 #include "memory/metaspace.hpp"
20197 ce8f6bb717c9 8042195: Introduce umbrella header orderAccess.inline.hpp. goetz parents: 17937 diff changeset	31 #include "runtime/orderAccess.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	32
0 a61af66fc99e Initial load duke parents: diff changeset	33 // correct linkage required to compile w/o warnings
a61af66fc99e Initial load duke parents: diff changeset	34 // (must be on file level - cannot be local)
a61af66fc99e Initial load duke parents: diff changeset	35 extern "C" { typedef int (ftype)(const void, const void*); }
a61af66fc99e Initial load duke parents: diff changeset	36
a61af66fc99e Initial load duke parents: diff changeset	37
a61af66fc99e Initial load duke parents: diff changeset	38 class ResourceArray: public ResourceObj {
a61af66fc99e Initial load duke parents: diff changeset	39 protected:
a61af66fc99e Initial load duke parents: diff changeset	40 int _length; // the number of array elements
a61af66fc99e Initial load duke parents: diff changeset	41 void* _data; // the array memory
a61af66fc99e Initial load duke parents: diff changeset	42 #ifdef ASSERT
a61af66fc99e Initial load duke parents: diff changeset	43 int _nesting; // the resource area nesting level
a61af66fc99e Initial load duke parents: diff changeset	44 #endif
a61af66fc99e Initial load duke parents: diff changeset	45
a61af66fc99e Initial load duke parents: diff changeset	46 // creation
a61af66fc99e Initial load duke parents: diff changeset	47 ResourceArray() {
a61af66fc99e Initial load duke parents: diff changeset	48 _length = 0;
a61af66fc99e Initial load duke parents: diff changeset	49 _data = NULL;
a61af66fc99e Initial load duke parents: diff changeset	50 DEBUG_ONLY(init_nesting();)
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	51 // client may call initialize, at most once
0 a61af66fc99e Initial load duke parents: diff changeset	52 }
a61af66fc99e Initial load duke parents: diff changeset	53
a61af66fc99e Initial load duke parents: diff changeset	54
a61af66fc99e Initial load duke parents: diff changeset	55 ResourceArray(size_t esize, int length) {
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	56 DEBUG_ONLY(_data = NULL);
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	57 initialize(esize, length);
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	58 }
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	59
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	60 void initialize(size_t esize, int length) {
0 a61af66fc99e Initial load duke parents: diff changeset	61 assert(length >= 0, "illegal length");
14333 26c3b944dc35 8033528: assert(0 <= i && i < length()) failed: index out of bounds coleenp parents: 12319 diff changeset	62 assert(StressRewriter \|\| _data == NULL, "must be new object");
0 a61af66fc99e Initial load duke parents: diff changeset	63 _length = length;
a61af66fc99e Initial load duke parents: diff changeset	64 _data = resource_allocate_bytes(esize * length);
a61af66fc99e Initial load duke parents: diff changeset	65 DEBUG_ONLY(init_nesting();)
a61af66fc99e Initial load duke parents: diff changeset	66 }
a61af66fc99e Initial load duke parents: diff changeset	67
a61af66fc99e Initial load duke parents: diff changeset	68 #ifdef ASSERT
a61af66fc99e Initial load duke parents: diff changeset	69 void init_nesting();
a61af66fc99e Initial load duke parents: diff changeset	70 #endif
a61af66fc99e Initial load duke parents: diff changeset	71
a61af66fc99e Initial load duke parents: diff changeset	72 // helper functions
a61af66fc99e Initial load duke parents: diff changeset	73 void sort (size_t esize, ftype f); // sort the array
a61af66fc99e Initial load duke parents: diff changeset	74 void expand (size_t esize, int i, int& size);// expand the array to include slot i
a61af66fc99e Initial load duke parents: diff changeset	75 void remove_at(size_t esize, int i); // remove the element in slot i
a61af66fc99e Initial load duke parents: diff changeset	76
a61af66fc99e Initial load duke parents: diff changeset	77 public:
a61af66fc99e Initial load duke parents: diff changeset	78 // standard operations
a61af66fc99e Initial load duke parents: diff changeset	79 int length() const { return _length; }
a61af66fc99e Initial load duke parents: diff changeset	80 bool is_empty() const { return length() == 0; }
a61af66fc99e Initial load duke parents: diff changeset	81 };
a61af66fc99e Initial load duke parents: diff changeset	82
a61af66fc99e Initial load duke parents: diff changeset	83
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: 1972 diff changeset	84 template <MEMFLAGS F>class CHeapArray: public CHeapObj<F> {
0 a61af66fc99e Initial load duke parents: diff changeset	85 protected:
a61af66fc99e Initial load duke parents: diff changeset	86 int _length; // the number of array elements
a61af66fc99e Initial load duke parents: diff changeset	87 void* _data; // the array memory
a61af66fc99e Initial load duke parents: diff changeset	88
a61af66fc99e Initial load duke parents: diff changeset	89 // creation
a61af66fc99e Initial load duke parents: diff changeset	90 CHeapArray() {
a61af66fc99e Initial load duke parents: diff changeset	91 _length = 0;
a61af66fc99e Initial load duke parents: diff changeset	92 _data = NULL;
a61af66fc99e Initial load duke parents: diff changeset	93 }
a61af66fc99e Initial load duke parents: diff changeset	94
a61af66fc99e Initial load duke parents: diff changeset	95
a61af66fc99e Initial load duke parents: diff changeset	96 CHeapArray(size_t esize, int length) {
a61af66fc99e Initial load duke parents: diff changeset	97 assert(length >= 0, "illegal length");
a61af66fc99e Initial load duke parents: diff changeset	98 _length = length;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: 1972 diff changeset	99 _data = (void) NEW_C_HEAP_ARRAY(char , esize * length, F);
0 a61af66fc99e Initial load duke parents: diff changeset	100 }
a61af66fc99e Initial load duke parents: diff changeset	101
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	102 void initialize(size_t esize, int length) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	103 // In debug set array to 0?
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	104 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	105
0 a61af66fc99e Initial load duke parents: diff changeset	106 #ifdef ASSERT
a61af66fc99e Initial load duke parents: diff changeset	107 void init_nesting();
a61af66fc99e Initial load duke parents: diff changeset	108 #endif
a61af66fc99e Initial load duke parents: diff changeset	109
a61af66fc99e Initial load duke parents: diff changeset	110 // helper functions
a61af66fc99e Initial load duke parents: diff changeset	111 void sort (size_t esize, ftype f); // sort the array
a61af66fc99e Initial load duke parents: diff changeset	112 void expand (size_t esize, int i, int& size);// expand the array to include slot i
a61af66fc99e Initial load duke parents: diff changeset	113 void remove_at(size_t esize, int i); // remove the element in slot i
a61af66fc99e Initial load duke parents: diff changeset	114
a61af66fc99e Initial load duke parents: diff changeset	115 public:
a61af66fc99e Initial load duke parents: diff changeset	116 // standard operations
a61af66fc99e Initial load duke parents: diff changeset	117 int length() const { return _length; }
a61af66fc99e Initial load duke parents: diff changeset	118 bool is_empty() const { return length() == 0; }
a61af66fc99e Initial load duke parents: diff changeset	119 };
a61af66fc99e Initial load duke parents: diff changeset	120
a61af66fc99e Initial load duke parents: diff changeset	121 #define define_generic_array(array_name,element_type, base_class) \
a61af66fc99e Initial load duke parents: diff changeset	122 class array_name: public base_class { \
a61af66fc99e Initial load duke parents: diff changeset	123 protected: \
a61af66fc99e Initial load duke parents: diff changeset	124 typedef element_type etype; \
a61af66fc99e Initial load duke parents: diff changeset	125 enum { esize = sizeof(etype) }; \
a61af66fc99e Initial load duke parents: diff changeset	126 \
a61af66fc99e Initial load duke parents: diff changeset	127 void base_remove_at(size_t size, int i) { base_class::remove_at(size, i); } \
a61af66fc99e Initial load duke parents: diff changeset	128 \
a61af66fc99e Initial load duke parents: diff changeset	129 public: \
a61af66fc99e Initial load duke parents: diff changeset	130 /* creation */ \
a61af66fc99e Initial load duke parents: diff changeset	131 array_name() : base_class() {} \
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	132 explicit array_name(const int length) : base_class(esize, length) {} \
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	133 array_name(const int length, const etype fx) { initialize(length, fx); } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	134 void initialize(const int length) { base_class::initialize(esize, length); } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	135 void initialize(const int length, const etype fx) { \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	136 initialize(length); \
0 a61af66fc99e Initial load duke parents: diff changeset	137 for (int i = 0; i < length; i++) ((etype*)_data)[i] = fx; \
a61af66fc99e Initial load duke parents: diff changeset	138 } \
a61af66fc99e Initial load duke parents: diff changeset	139 \
a61af66fc99e Initial load duke parents: diff changeset	140 /* standard operations */ \
a61af66fc99e Initial load duke parents: diff changeset	141 etype& operator [] (const int i) const { \
a61af66fc99e Initial load duke parents: diff changeset	142 assert(0 <= i && i < length(), "index out of bounds"); \
a61af66fc99e Initial load duke parents: diff changeset	143 return ((etype*)_data)[i]; \
a61af66fc99e Initial load duke parents: diff changeset	144 } \
a61af66fc99e Initial load duke parents: diff changeset	145 \
a61af66fc99e Initial load duke parents: diff changeset	146 int index_of(const etype x) const { \
a61af66fc99e Initial load duke parents: diff changeset	147 int i = length(); \
a61af66fc99e Initial load duke parents: diff changeset	148 while (i-- > 0 && ((etype*)_data)[i] != x) ; \
a61af66fc99e Initial load duke parents: diff changeset	149 /* i < 0 \|\| ((etype)_data)_data[i] == x / \
a61af66fc99e Initial load duke parents: diff changeset	150 return i; \
a61af66fc99e Initial load duke parents: diff changeset	151 } \
a61af66fc99e Initial load duke parents: diff changeset	152 \
a61af66fc99e Initial load duke parents: diff changeset	153 void sort(int f(etype, etype)) { base_class::sort(esize, (ftype)f); } \
a61af66fc99e Initial load duke parents: diff changeset	154 bool contains(const etype x) const { return index_of(x) >= 0; } \
a61af66fc99e Initial load duke parents: diff changeset	155 \
a61af66fc99e Initial load duke parents: diff changeset	156 /* deprecated operations - for compatibility with GrowableArray only */ \
a61af66fc99e Initial load duke parents: diff changeset	157 etype at(const int i) const { return (*this)[i]; } \
a61af66fc99e Initial load duke parents: diff changeset	158 void at_put(const int i, const etype x) { (*this)[i] = x; } \
a61af66fc99e Initial load duke parents: diff changeset	159 etype* adr_at(const int i) { return &(*this)[i]; } \
a61af66fc99e Initial load duke parents: diff changeset	160 int find(const etype x) { return index_of(x); } \
a61af66fc99e Initial load duke parents: diff changeset	161 }; \
a61af66fc99e Initial load duke parents: diff changeset	162
a61af66fc99e Initial load duke parents: diff changeset	163
a61af66fc99e Initial load duke parents: diff changeset	164 #define define_array(array_name,element_type) \
a61af66fc99e Initial load duke parents: diff changeset	165 define_generic_array(array_name, element_type, ResourceArray)
a61af66fc99e Initial load duke parents: diff changeset	166
a61af66fc99e Initial load duke parents: diff changeset	167
a61af66fc99e Initial load duke parents: diff changeset	168 #define define_stack(stack_name,array_name) \
a61af66fc99e Initial load duke parents: diff changeset	169 class stack_name: public array_name { \
a61af66fc99e Initial load duke parents: diff changeset	170 protected: \
a61af66fc99e Initial load duke parents: diff changeset	171 int _size; \
a61af66fc99e Initial load duke parents: diff changeset	172 \
a61af66fc99e Initial load duke parents: diff changeset	173 void grow(const int i, const etype fx) { \
a61af66fc99e Initial load duke parents: diff changeset	174 assert(i >= length(), "index too small"); \
a61af66fc99e Initial load duke parents: diff changeset	175 if (i >= size()) expand(esize, i, _size); \
a61af66fc99e Initial load duke parents: diff changeset	176 for (int j = length(); j <= i; j++) ((etype*)_data)[j] = fx; \
a61af66fc99e Initial load duke parents: diff changeset	177 _length = i+1; \
a61af66fc99e Initial load duke parents: diff changeset	178 } \
a61af66fc99e Initial load duke parents: diff changeset	179 \
a61af66fc99e Initial load duke parents: diff changeset	180 public: \
a61af66fc99e Initial load duke parents: diff changeset	181 /* creation */ \
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	182 stack_name() : array_name() { _size = 0; } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	183 stack_name(const int size) { initialize(size); } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	184 stack_name(const int size, const etype fx) { initialize(size, fx); } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	185 void initialize(const int size, const etype fx) { \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	186 _size = size; \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	187 array_name::initialize(size, fx); \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	188 /* _length == size, allocation and size are the same */ \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	189 } \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	190 void initialize(const int size) { \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	191 _size = size; \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	192 array_name::initialize(size); \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	193 _length = 0; /* reset length to zero; _size records the allocation */ \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	194 } \
0 a61af66fc99e Initial load duke parents: diff changeset	195 \
a61af66fc99e Initial load duke parents: diff changeset	196 /* standard operations */ \
a61af66fc99e Initial load duke parents: diff changeset	197 int size() const { return _size; } \
a61af66fc99e Initial load duke parents: diff changeset	198 \
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	199 int push(const etype x) { \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	200 int len = length(); \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	201 if (len >= size()) expand(esize, len, _size); \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	202 ((etype*)_data)[len] = x; \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	203 _length = len+1; \
275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	204 return len; \
0 a61af66fc99e Initial load duke parents: diff changeset	205 } \
a61af66fc99e Initial load duke parents: diff changeset	206 \
a61af66fc99e Initial load duke parents: diff changeset	207 etype pop() { \
a61af66fc99e Initial load duke parents: diff changeset	208 assert(!is_empty(), "stack is empty"); \
a61af66fc99e Initial load duke parents: diff changeset	209 return ((etype*)_data)[--_length]; \
a61af66fc99e Initial load duke parents: diff changeset	210 } \
a61af66fc99e Initial load duke parents: diff changeset	211 \
a61af66fc99e Initial load duke parents: diff changeset	212 etype top() const { \
a61af66fc99e Initial load duke parents: diff changeset	213 assert(!is_empty(), "stack is empty"); \
a61af66fc99e Initial load duke parents: diff changeset	214 return ((etype*)_data)[length() - 1]; \
a61af66fc99e Initial load duke parents: diff changeset	215 } \
a61af66fc99e Initial load duke parents: diff changeset	216 \
a61af66fc99e Initial load duke parents: diff changeset	217 void push_all(const stack_name* stack) { \
a61af66fc99e Initial load duke parents: diff changeset	218 const int l = stack->length(); \
a61af66fc99e Initial load duke parents: diff changeset	219 for (int i = 0; i < l; i++) push(((etype*)(stack->_data))[i]); \
a61af66fc99e Initial load duke parents: diff changeset	220 } \
a61af66fc99e Initial load duke parents: diff changeset	221 \
a61af66fc99e Initial load duke parents: diff changeset	222 etype at_grow(const int i, const etype fx) { \
a61af66fc99e Initial load duke parents: diff changeset	223 if (i >= length()) grow(i, fx); \
a61af66fc99e Initial load duke parents: diff changeset	224 return ((etype*)_data)[i]; \
a61af66fc99e Initial load duke parents: diff changeset	225 } \
a61af66fc99e Initial load duke parents: diff changeset	226 \
a61af66fc99e Initial load duke parents: diff changeset	227 void at_put_grow(const int i, const etype x, const etype fx) { \
a61af66fc99e Initial load duke parents: diff changeset	228 if (i >= length()) grow(i, fx); \
a61af66fc99e Initial load duke parents: diff changeset	229 ((etype*)_data)[i] = x; \
a61af66fc99e Initial load duke parents: diff changeset	230 } \
a61af66fc99e Initial load duke parents: diff changeset	231 \
a61af66fc99e Initial load duke parents: diff changeset	232 void truncate(const int length) { \
a61af66fc99e Initial load duke parents: diff changeset	233 assert(0 <= length && length <= this->length(), "illegal length"); \
a61af66fc99e Initial load duke parents: diff changeset	234 _length = length; \
a61af66fc99e Initial load duke parents: diff changeset	235 } \
a61af66fc99e Initial load duke parents: diff changeset	236 \
a61af66fc99e Initial load duke parents: diff changeset	237 void remove_at(int i) { base_remove_at(esize, i); } \
a61af66fc99e Initial load duke parents: diff changeset	238 void remove(etype x) { remove_at(index_of(x)); } \
a61af66fc99e Initial load duke parents: diff changeset	239 \
a61af66fc99e Initial load duke parents: diff changeset	240 /* inserts the given element before the element at index i */ \
a61af66fc99e Initial load duke parents: diff changeset	241 void insert_before(const int i, const etype el) { \
a61af66fc99e Initial load duke parents: diff changeset	242 int len = length(); \
a61af66fc99e Initial load duke parents: diff changeset	243 int new_length = len + 1; \
a61af66fc99e Initial load duke parents: diff changeset	244 if (new_length >= size()) expand(esize, new_length, _size); \
a61af66fc99e Initial load duke parents: diff changeset	245 for (int j = len - 1; j >= i; j--) { \
a61af66fc99e Initial load duke parents: diff changeset	246 ((etype)_data)[j + 1] = ((etype)_data)[j]; \
a61af66fc99e Initial load duke parents: diff changeset	247 } \
a61af66fc99e Initial load duke parents: diff changeset	248 _length = new_length; \
a61af66fc99e Initial load duke parents: diff changeset	249 at_put(i, el); \
a61af66fc99e Initial load duke parents: diff changeset	250 } \
a61af66fc99e Initial load duke parents: diff changeset	251 \
a61af66fc99e Initial load duke parents: diff changeset	252 /* inserts contents of the given stack before the element at index i */ \
a61af66fc99e Initial load duke parents: diff changeset	253 void insert_before(const int i, const stack_name *st) { \
a61af66fc99e Initial load duke parents: diff changeset	254 if (st->length() == 0) return; \
a61af66fc99e Initial load duke parents: diff changeset	255 int len = length(); \
a61af66fc99e Initial load duke parents: diff changeset	256 int st_len = st->length(); \
a61af66fc99e Initial load duke parents: diff changeset	257 int new_length = len + st_len; \
a61af66fc99e Initial load duke parents: diff changeset	258 if (new_length >= size()) expand(esize, new_length, _size); \
a61af66fc99e Initial load duke parents: diff changeset	259 int j; \
a61af66fc99e Initial load duke parents: diff changeset	260 for (j = len - 1; j >= i; j--) { \
a61af66fc99e Initial load duke parents: diff changeset	261 ((etype)_data)[j + st_len] = ((etype)_data)[j]; \
a61af66fc99e Initial load duke parents: diff changeset	262 } \
a61af66fc99e Initial load duke parents: diff changeset	263 for (j = 0; j < st_len; j++) { \
a61af66fc99e Initial load duke parents: diff changeset	264 ((etype)_data)[i + j] = ((etype)st->_data)[j]; \
a61af66fc99e Initial load duke parents: diff changeset	265 } \
a61af66fc99e Initial load duke parents: diff changeset	266 _length = new_length; \
a61af66fc99e Initial load duke parents: diff changeset	267 } \
a61af66fc99e Initial load duke parents: diff changeset	268 \
a61af66fc99e Initial load duke parents: diff changeset	269 /* deprecated operations - for compatibility with GrowableArray only */ \
a61af66fc99e Initial load duke parents: diff changeset	270 int capacity() const { return size(); } \
a61af66fc99e Initial load duke parents: diff changeset	271 void clear() { truncate(0); } \
a61af66fc99e Initial load duke parents: diff changeset	272 void trunc_to(const int length) { truncate(length); } \
432 275a3b7ff0d6 6770949: minor tweaks before 6655638 jrose parents: 0 diff changeset	273 int append(const etype x) { return push(x); } \
0 a61af66fc99e Initial load duke parents: diff changeset	274 void appendAll(const stack_name* stack) { push_all(stack); } \
a61af66fc99e Initial load duke parents: diff changeset	275 etype last() const { return top(); } \
a61af66fc99e Initial load duke parents: diff changeset	276 }; \
a61af66fc99e Initial load duke parents: diff changeset	277
a61af66fc99e Initial load duke parents: diff changeset	278
a61af66fc99e Initial load duke parents: diff changeset	279 #define define_resource_list(element_type) \
a61af66fc99e Initial load duke parents: diff changeset	280 define_generic_array(element_type##Array, element_type, ResourceArray) \
a61af66fc99e Initial load duke parents: diff changeset	281 define_stack(element_type##List, element_type##Array)
a61af66fc99e Initial load duke parents: diff changeset	282
a61af66fc99e Initial load duke parents: diff changeset	283 #define define_resource_pointer_list(element_type) \
a61af66fc99e Initial load duke parents: diff changeset	284 define_generic_array(element_type##Array, element_type *, ResourceArray) \
a61af66fc99e Initial load duke parents: diff changeset	285 define_stack(element_type##List, element_type##Array)
a61af66fc99e Initial load duke parents: diff changeset	286
a61af66fc99e Initial load duke parents: diff changeset	287 #define define_c_heap_list(element_type) \
a61af66fc99e Initial load duke parents: diff changeset	288 define_generic_array(element_type##Array, element_type, CHeapArray) \
a61af66fc99e Initial load duke parents: diff changeset	289 define_stack(element_type##List, element_type##Array)
a61af66fc99e Initial load duke parents: diff changeset	290
a61af66fc99e Initial load duke parents: diff changeset	291 #define define_c_heap_pointer_list(element_type) \
a61af66fc99e Initial load duke parents: diff changeset	292 define_generic_array(element_type##Array, element_type *, CHeapArray) \
a61af66fc99e Initial load duke parents: diff changeset	293 define_stack(element_type##List, element_type##Array)
a61af66fc99e Initial load duke parents: diff changeset	294
a61af66fc99e Initial load duke parents: diff changeset	295
a61af66fc99e Initial load duke parents: diff changeset	296 // Arrays for basic types
a61af66fc99e Initial load duke parents: diff changeset	297
a61af66fc99e Initial load duke parents: diff changeset	298 define_array(boolArray, bool) define_stack(boolStack, boolArray)
a61af66fc99e Initial load duke parents: diff changeset	299 define_array(intArray , int ) define_stack(intStack , intArray )
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	300
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	301 // Array for metadata allocation
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	302
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	303 template <typename T>
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	304 class Array: public MetaspaceObj {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	305 friend class MetadataFactory;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	306 friend class VMStructs;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	307 friend class MethodHandleCompiler; // special case
20278 2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	308 friend class WhiteBox;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	309 protected:
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	310 int _length; // the number of array elements
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	311 T _data[1]; // the array memory
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	312
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	313 void initialize(int length) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	314 _length = length;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	315 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	316
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	317 private:
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	318 // Turn off copy constructor and assignment operator.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	319 Array(const Array<T>&);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	320 void operator=(const Array<T>&);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	321
12146 9758d9f36299 8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced coleenp parents: 10376 diff changeset	322 void* operator new(size_t size, ClassLoaderData* loader_data, int length, bool read_only, TRAPS) throw() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	323 size_t word_size = Array::size(length);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	324 return (void*) Metaspace::allocate(loader_data, word_size, read_only,
10376 a1ebd310d5c1 8014912: Restore PrintSharedSpaces functionality after NPG iklam parents: 6972 diff changeset	325 MetaspaceObj::array_type(sizeof(T)), CHECK_NULL);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	326 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	327
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	328 static size_t byte_sizeof(int length) { return sizeof(Array<T>) + MAX2(length - 1, 0) * sizeof(T); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	329
20278 2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	330 // WhiteBox API helper.
20279 870c03421152 8049426: Minor cleanups after G1 class unloading ehelin parents: 20278 diff changeset	331 // Can't distinguish between array of length 0 and length 1,
870c03421152 8049426: Minor cleanups after G1 class unloading ehelin parents: 20278 diff changeset	332 // will always return 0 in those cases.
20278 2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	333 static int bytes_to_length(size_t bytes) {
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	334 assert(is_size_aligned(bytes, BytesPerWord), "Must be, for now");
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	335
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	336 if (sizeof(Array<T>) >= bytes) {
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	337 return 0;
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	338 }
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	339
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	340 size_t left = bytes - sizeof(Array<T>);
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	341 assert(is_size_aligned(left, sizeof(T)), "Must be");
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	342
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	343 size_t elements = left / sizeof(T);
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	344 assert(elements <= (size_t)INT_MAX, err_msg("number of elements " SIZE_FORMAT "doesn't fit into an int.", elements));
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	345
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	346 int length = (int)elements;
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	347
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	348 assert((size_t)size(length) * BytesPerWord == bytes,
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	349 err_msg("Expected: " SIZE_FORMAT " got: " SIZE_FORMAT,
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	350 bytes, (size_t)size(length) * BytesPerWord));
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	351
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	352 return length;
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	353 }
2c6ef90f030a 8049421: G1 Class Unloading after completing a concurrent mark cycle stefank parents: 20197 diff changeset	354
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	355 explicit Array(int length) : _length(length) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	356 assert(length >= 0, "illegal length");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	357 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	358
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	359 Array(int length, T init) : _length(length) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	360 assert(length >= 0, "illegal length");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	361 for (int i = 0; i < length; i++) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	362 _data[i] = init;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	363 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	364 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	365
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	366 public:
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	367
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	368 // standard operations
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	369 int length() const { return _length; }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	370 T* data() { return _data; }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	371 bool is_empty() const { return length() == 0; }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	372
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	373 int index_of(const T& x) const {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	374 int i = length();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	375 while (i-- > 0 && _data[i] != x) ;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	376
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	377 return i;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	378 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	379
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	380 // sort the array.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	381 bool contains(const T& x) const { return index_of(x) >= 0; }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	382
12319 de059a14e159 8022187: Missing ResourceMark crash when assertion using FormatBufferResource fails zgu parents: 12146 diff changeset	383 T at(int i) const { assert(i >= 0 && i< _length, err_msg("oob: 0 <= %d < %d", i, _length)); return _data[i]; }
de059a14e159 8022187: Missing ResourceMark crash when assertion using FormatBufferResource fails zgu parents: 12146 diff changeset	384 void at_put(const int i, const T& x) { assert(i >= 0 && i< _length, err_msg("oob: 0 <= %d < %d", i, _length)); _data[i] = x; }
de059a14e159 8022187: Missing ResourceMark crash when assertion using FormatBufferResource fails zgu parents: 12146 diff changeset	385 T* adr_at(const int i) { assert(i >= 0 && i< _length, err_msg("oob: 0 <= %d < %d", i, _length)); return &_data[i]; }
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	386 int find(const T& x) { return index_of(x); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	387
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	388 T at_acquire(const int which) { return OrderAccess::load_acquire(adr_at(which)); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	389 void release_at_put(int which, T contents) { OrderAccess::release_store(adr_at(which), contents); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	390
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	391 static int size(int length) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	392 return align_size_up(byte_sizeof(length), BytesPerWord) / BytesPerWord;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	393 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	394
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	395 int size() {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	396 return size(_length);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	397 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	398
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	399 static int length_offset_in_bytes() { return (int) (offset_of(Array<T>, _length)); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	400 // Note, this offset don't have to be wordSize aligned.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	401 static int base_offset_in_bytes() { return (int) (offset_of(Array<T>, _data)); };
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	402
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	403 // FIXME: How to handle this?
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	404 void print_value_on(outputStream* st) const {
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 14333 diff changeset	405 st->print("Array<T>(" INTPTR_FORMAT ")", p2i(this));
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	406 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	407
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	408 #ifndef PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	409 void print(outputStream* st) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	410 for (int i = 0; i< _length; i++) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	411 st->print_cr("%d: " INTPTR_FORMAT, i, (intptr_t)at(i));
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	412 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	413 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	414 void print() { print(tty); }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	415 #endif // PRODUCT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	416 };
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	417
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6197 diff changeset	418
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	419 #endif // SHARE_VM_UTILITIES_ARRAY_HPP

Mercurial > hg > truffle

annotate src/share/vm/utilities/array.hpp @ 20804:7848fc12602b